Refactor h3client: Remove unused files and streamline code

- Deleted obsolete files: amsg.c, amsg.h, answer.c, answer.h, argless.c, argless.h, array_size.h, buff.c, buff.h, cco.h, compiler.h, copy_string.h, echo.c, echo.h, fs.c, fs.h, h3c_deadline.c, h3c_deadline.h, h3c_dialer.c, h3c_dialer.h, h3c_fini.c, h3c_fini.h, h3c_result.c, h3c_result.h, h3c_stream.c, h3c_stream.h, h3c_strerror.h, helper.c, helper.h, hmmd_alidisplay.c, hmmd_alidisplay.h, hmmd_domain.c, hmmd_domain.h, hmmd_hit.c, hmmd_hit.h, hmmd_hmmd.h, hmmd_stats.c, hmmd_stats.h, hmmd_status.c, hmmd_status.h, hmmd_tophits.c, hmmd_tophits.h, hmmd_zsetby.c, hmmd_zsetby.h, hmsg.c, hmsg.h, itoa.c, itoa.h, msg.c, msg.h, nnge.c, nnge.h, read.h, strerror.c, test_corrupt.c, test_multi.c, test_single.c, timeout.c, timeout.h, utils.c, utils.h, write.h, zc.c, zc.h, zsetby.h
- Added new files: body.c, body.h, discard.h, full_recv.h, full_send.h, h3c_clock.c, h3c_clock.h, h3c_socket.c, h3c_socket.h, head.h, little_endian.h, parse.h, posix.h, sequences.h, test_h3client.c
- Updated Makefile to remove test targets and clean up references to deleted files.

h3client/Makefile

@@ -5,9 +5,6 @@ OBJ = $(SRC:.c=.o)
 HDR = $(wildcard h3c_*.h)
 LIB = libh3client.a
 PREFIX ?= /usr/local
-TEST_SRC = $(wildcard test_*.c)
-TEST_OBJ = $(TEST_SRC:.c=.o)
-TEST_TARGET = $(basename $(TEST_OBJ))
 
 all: $(LIB)
 
@@ -19,12 +16,12 @@ $(LIB): $(OBJ)
 %.o: %.c $(HDR)
 	$(CC) $(CFLAGS) -c $< -o $@
 
-$(TEST_TARGET): %: %.o $(LIB) $(HDR)
+test_h3client: %: %.o $(LIB) $(HDR)
 	$(CC) $(CFLAGS) $< -L. -lh3client -lh3result -lnng -llio -llite_pack -lm -o $@
 
-check: $(TEST_TARGET)
+check: test_h3client
 	./start_daemon.sh data/ross.5.hmm
-	for test in $(TEST_TARGET); do ./$$test || exit 1; done
+	./test_h3client
 	./stop_daemon.sh data/ross.5.hmm
 
 install: $(LIB) $(HDR)
@@ -37,7 +34,7 @@ uninstall:
 
 .PHONY: all clean check uninstall
 clean:
-	rm -f $(OBJ) $(LIB) $(TEST_OBJ) $(TEST_TARGET) *.d
+	rm -f $(OBJ) $(LIB) test_h3client.o test_h3client *.d
 	rm -f data/ross.5.hmm.h3f
 	rm -f data/ross.5.hmm.h3i
 	rm -f data/ross.5.hmm.h3m